a

acid ·noun

Definition: a liquid substance that can react chemically with and sometimes dissolve other materials Level: B2

a

aluminum ·noun

Definition: a light, silver-colored metal used for making containers, cooking equipment and aircraft parts Level: B2

a

atmosphere ·noun (AIR INSIDE)

Definition: the air inside a room or other place Level: B2

a

atom ·noun

Definition: the smallest unit that an element can be divided into Level: B2

b

bank ·noun (RIVER)

Definition: sloping raised land, especially along the sides of a river Level: B2

b

berry ·noun

Definition: a small round fruit on particular plants and trees Level: B2

b

boiling ·adjective

Definition: very hot Level: B2

b

bush ·noun

Definition: a short, thick plant with a lot of branches Level: B2

c

carbon ·noun

Definition: a chemical element present in all animals and plants and in coal and oil Level: B2

c

carbon dioxide ·noun

Definition: the gas formed when carbon is burned, or when people or animals breathe out Level: B2

c

carbon footprint ·noun

Definition: the amount of energy that a person or organization uses in order to exist or operate Level: B2

c

carbon monoxide ·noun

Definition: a poisonous gas that is produced by burning some types of fuel, especially petrol Level: B2

c

chemical ·noun

Definition: a basic substance that is used in chemistry or produced by chemistry Level: B2

c

chemical ·adjective

Definition: relating to chemicals Level: B2

c

climate change ·noun

Definition: the way the Earth's weather is changing Level: B2

c

cloud ·noun (SMOKE/DUST)

Definition: a mass of something such as dust or smoke that looks like a cloud Level: B2

c

coastal ·adjective

Definition: situated on, or relating to the coast Level: B2

c

conservation ·noun (NATURE)

Definition: the protection of nature Level: B2

c

copper ·noun

Definition: a reddish-brown metal used especially for making wire and coins, or the reddish brown color of this metal Level: B2

c

county ·noun

Definition: the largest political division of a state or country Level: B2

d

damp ·adjective

Definition: slightly wet, especially in a way that is not pleasant or comfortable Level: B2

d

dawn ·noun (START OF DAY)

Definition: the early morning when light first appears in the sky Level: B2

d

daylight ·noun

Definition: the natural light from the sun Level: B2

d

diamond ·noun (STONE)

Definition: an extremely hard valuable stone which is used in jewelry, and in industry for cutting hard things Level: B2

e

earth ·noun (SUBSTANCE)

Definition: soil or ground Level: B2

e

earthquake ·noun

Definition: a sudden movement of the Earth's surface, often causing severe damage Level: B2

e

ecological ·adjective

Definition: relating to ecology or the environment Level: B2

e

ecologically ·adverb

Definition: in a way that relates to ecology or the environment Level: B2

e

element ·noun (SIMPLE SUBSTANCE)

Definition: a simple substance that cannot be reduced to smaller chemical parts, for example hydrogen Level: B2

e

endangered ·adjective

Definition: used of animals and plants which may soon disappear from the world because there are very few left alive Level: B2

e

environmentally ·adverb

Definition: in a way that is related to the environment Level: B2

e

environmentally friendly ·adjective

Definition: not harmful to the environment Level: B2

e

evolution ·noun (NATURAL WORLD)

Definition: the way in which living things change and develop over millions of years Level: B2

f

frost ·noun

Definition: a thin, white layer of ice that forms on surfaces at night when it is very cold, or a time when the temperature is very cold and water freezes Level: B2

g

gas ·noun (SUBSTANCE)

Definition: a substance in a form like air that is neither solid nor liquid Level: B2

g

global ·adjective

Definition: relating to the whole world Level: B2

g

globally ·adverb

Definition: in a way that relates to the whole world Level: B2

g

global warming ·noun

Definition: a gradual increase in world temperatures caused by polluting gases Level: B2

g

green ·adjective (ENVIRONMENT)

Definition: relating to nature and protecting the environment Level: B2

g

ground ·noun (SOIL)

Definition: the soil in an area Level: B2

h

harvest ·noun

Definition: when crops are cut and gathered from fields Level: B2

h

hedge ·noun

Definition: a row of bushes growing close together, often used to divide land into separate areas Level: B2

j

jewel ·noun

Definition: a valuable stone that is used to make jewelry or to decorate objects Level: B2

l

land ·noun (NOT SEA)

Definition: the surface of the earth that is not sea Level: B2

m

mist ·noun

Definition: small drops of water in the air which make it difficult to see objects which are not near Level: B2

m

misty ·adjective

Definition: If the weather is misty, there is a cloud of small drops of water in the air, which makes it difficult to see objects that are not near. Level: B2

m

moonlight ·noun

Definition: light that comes from the moon Level: B2

m

mud ·noun

Definition: a thick liquid mixture of soil and water, or this mixture after it has dried Level: B2

n

nut ·noun

Definition: the dry fruit of some trees which grows in a hard shell, and can often be eaten Level: B2

o

oak ·noun

Definition: a large tree found in northern countries, or the wood of this tree Level: B2

o

organic ·adjective

Definition: not using artificial chemicals when keeping animals or growing plants for food Level: B2

o

oxygen ·noun

Definition: a gas that is in the air and that animals need to live Level: B2

p

pine ·noun

Definition: a tall tree with long, thin leaves shaped like needles Level: B2

p

pollute ·verb

Definition: to make water, air, soil, etc. dirty or harmful Level: B2

p

pond ·noun

Definition: an area of water smaller than a lake, often artificially made Level: B2

p

pool ·noun (LIQUID)

Definition: a small area of water or a small amount of liquid on a surface Level: B2

r

rainbow ·noun

Definition: a half circle of seven colors that you see in the sky when rain is falling and the sun is shining Level: B2

r

regional ·adjective

Definition: relating to a particular area in a country or the world Level: B2

r

ripe ·adjective (FRUIT, ETC.)

Definition: developed enough and ready to be eaten Level: B2

r

root ·noun (PLANT PART)

Definition: the part of a plant that grows under the ground and gets water and food from the soil Level: B2

r

rough ·adjective (SEA/WEATHER)

Definition: If the sea or weather is rough, there is a lot of strong wind and sometimes rain. Level: B2

r

rubber ·noun

Definition: a strong material that bends easily, originally produced from the juice of a tropical tree, and used to make tires, boots, etc. Level: B2

r

rural ·adjective

Definition: relating to the country and not to cities or towns Level: B2

s

seed ·noun (PLANT)

Definition: a small round or oval object produced by a plant that a new plant can grow from Level: B2

s

shell ·noun

Definition: the hard outer covering of some creatures and of eggs, nuts, or seeds Level: B2

s

skin ·noun (FRUIT)

Definition: the outer layer of a fruit or vegetable Level: B2

s

soil ·noun

Definition: the top layer of earth that plants grow in Level: B2

s

solar ·adjective

Definition: relating to, or involving the sun Level: B2

s

steam ·noun (GAS)

Definition: the hot gas that is produced when water boils Level: B2

s

steel ·noun

Definition: a very strong metal made from iron, used for making knives, machines, etc. Level: B2

s

stormy ·adjective (WEATHER)

Definition: If it is stormy, the weather is bad with a lot of wind and rain. Level: B2

s

suburb ·noun

Definition: an area near a large city where many people who work in the city live, containing homes and towns or smaller cities Level: B2

s

sunlight ·noun

Definition: the light from the sun Level: B2

t

territory ·noun (COUNTRY'S LAND)

Definition: land that is owned or controlled by a particular country Level: B2

t

tide ·noun

Definition: the regular rise and fall in the level of the sea Level: B2

t

tornado ·noun

Definition: an extremely strong and dangerous wind that blows in a circle and destroys buildings as it moves along Level: B2

t

tropical ·adjective

Definition: from or in the hottest parts of the world Level: B2

t

trunk ·noun (TREE)

Definition: the thick stem of a tree that the branches grow from Level: B2

v

volcano ·noun

Definition: a mountain with a large hole at the top, which sometimes explodes and produces hot, melted rock and smoke Level: B2

w

warmth ·noun (HEAT)

Definition: the heat that is produced by something Level: B2

w

wheat ·noun

Definition: a plant whose yellowish brown grain is used for making flour, or the grain itself Level: B2

w

wild ·adjective (LAND)

Definition: describes land that is not used to grow crops and has few people living in it Level: B2

w

worldwide ·adjective

Definition: existing or happening in all parts of the world Level: B2